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10 questions from this quiz
Total kinetic energy is conserved
Momentum and kinetic energy
Energy lost to friction, air resistance
With field forces, no friction
They exchange velocities
m1u1+m2u2=m1v1+m2v2m_1 u_1 + m_2 u_2 = m_1 v_1 + m_2 v_2m1u1+m2u2=m1v1+m2v2
v1=−u1v_1 = -u_1v1=−u1
6×1046 \times 10^46×104 m·s−1^{-1}−1
When energy loss is small vs. total KE
Total momentum
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